Ryan Macnak
28178aade6
Change-Id: Ia271602865c259cc5a6e001869f3104817d1ce44 Reviewed-on: https://dart-review.googlesource.com/63261 Reviewed-by: Zach Anderson <zra@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/assert.h"
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#include "include/dart_api.h"
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#include "platform/globals.h"
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#include "vm/os.h"
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namespace dart {
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bool Expect::failed_ = false;
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void DynamicAssertionHelper::Print(const char* format, va_list arguments) {
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// Take only the last 1KB of the file name if it is longer.
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const intptr_t file_len = strlen(file_);
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const intptr_t file_offset = (file_len > (1 * KB)) ? file_len - (1 * KB) : 0;
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const char* file = file_ + file_offset;
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// Print the file and line number into the buffer.
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char buffer[4 * KB];
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MSAN_UNPOISON(buffer, sizeof(buffer));
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intptr_t file_and_line_length =
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snprintf(buffer, sizeof(buffer), "%s: %d: error: ", file, line_);
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// Print the error message into the buffer.
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vsnprintf(buffer + file_and_line_length,
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sizeof(buffer) - file_and_line_length, format, arguments);
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// Print the buffer on stderr and/or syslog.
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OS::PrintErr("%s\n", buffer);
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}
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void Assert::Fail(const char* format, ...) {
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va_list arguments;
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va_start(arguments, format);
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Print(format, arguments);
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va_end(arguments);
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// Abort right away.
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Dart_DumpNativeStackTrace(NULL);
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OS::Abort();
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}
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void Expect::Fail(const char* format, ...) {
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va_list arguments;
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va_start(arguments, format);
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Print(format, arguments);
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va_end(arguments);
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// Wait until the program is exiting before producing a non-zero exit
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// code through abort.
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failed_ = true;
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}
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} // namespace dart
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